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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-1009 STEP 10. Check the EGR system. − General Q: Is the EGR system normal? YES : Go to Step 11. symptom is eliminated. STEP 11. Using scan tool MB991958, check data list item CAUTION To prevent damage to scan tool MB991958, always turn the 69, Cylinder 1, 4 Heated Oxygen Sensor (rear). • Average voltage should be 0.6 volt or less, when idling. (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 16. (front). Then confirm that the malfunction symptom is AK303804AB MB991910 DATA LINK MB991824 MB991827 |